彼女がどうしてその犯罪に及んだかという動機については、いまだによくわかりません。の英語

They still haven't been able to work out quite what her motive was for resorting to crime.

I don't know what made her so sad.

Why he killed himself is still a mystery.

I can't conceive why she did such a thing.

I cannot conceive why she has done such a thing.

We do not know the clear cause of that.

I have no idea why she got so angry.

Why he did it is beyond my comprehension.

I couldn't understand why she frowned at him.

I didn't know the reason why she began to cry.

I don't know the reason for her absence.

I don't know the reason why she isn't coming.

I don't know the reason for her absence.

I didn't know why her feet were bleeding.

He completely failed to understand why she got angry.

He had no idea why she had a change of heart.

I couldn't understand why she frowned at him.

I don't know how it became like that.

Please explain the reason why she was arrested.

I do not know if that is something from those causes.

I don't understand why that turned out like that.

I don't know why she hasn't been back before this.

I have no idea what's causing these problems.

The reason why he did it is unknown.

I can't figure out why she didn't come.

I don't understand the reason this phenomenon occurs.

We couldn't quite understand the cause of that.

Do you know the reason which prevented her from coming?

Do you know why she couldn't come?

I couldn't understand why she frowned at him.